# Memphis vs ZeroMQ

**Leader by Vioscale score:** ZeroMQ

| Attribute | Memphis | ZeroMQ |
|---|---|---|
| **Vioscale score** | 45.8 (24% (low)) | 57 (48% (low)) |
| activity.commits_last_30d | 0 | 19 |
| adoption.dependent_repos | 0 | 2,003 |
| adoption.github_stars | 3,439 | 10,972 |
| adoption.package_downloads_weekly | - | 25,005,888 |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | - | ZeroMQ is a messaging library that enables asynchronous communication through socket abstractions, supporting multiple communication patterns, message subscriptions, and access to various transport protocols. |
| features.capabilities | `{"hosting":"both","ordering":"per_partition","paradigm":"queue","message_replay":true,"persistent_log":true,"consumer_groups":true,"managed_offering":true,"dead_letter_queue":true,"delivery_guarantee":"at_least_once","horizontal_scaling":true}` | `{"hosting":"self","paradigm":"pubsub","protocol":"ZMTP/3.1","managed_offering":false}` |
| integrations.count | - | 11 |
| integrations.list | - | `[{"name":"Microsoft"},{"name":"Samsung"},{"name":"AT&T"},{"name":"Spotify"},{"name":"Facebook"},{"name":"Digital Ocean"},{"name":"Auth0"},{"name":"Bitcoin"},{"name":"Jupyter"},{"name":"Mongrel2"},{"name":"Jina"}]` |
| language.primary | Go | C++ |
| license.spdx | - | MPL-2.0 |
| platform.support | - | `{"mac":true,"linux":true,"android":true,"windows":true}` |
| pricing | `{"type":"hybrid","freeTier":true,"sourceUrl":"http://memphis.dev/","retrievedAt":"2026-08-21T13:19:54.561Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://zeromq.org","retrievedAt":"2026-08-14T11:07:53.298Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.transparent | - | yes |
| release.cadence_days | 21 | 114 |
| release.history | `[{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.4.4","date":"2024-05-27T12:23:48Z","type":"stable","version":"v1.4.4"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.4.3","date":"2024-01-22T13:03:00Z","type":"stable","version":"v1.4.3"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.4.2","date":"2024-01-03T16:48:38Z","type":"stable","version":"v1.4.2"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.4.1","date":"2023-12-13T14:01:15Z","type":"stable","version":"v1.4.1"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.4.0","date":"2023-11-26T11:44:19Z","type":"stable","version":"v1.4.0"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.3.1","date":"2023-11-06T13:01:19Z","type":"stable","version":"v1.3.1"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.3.0","date":"2023-09-11T14:13:52Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.2.0","date":"2023-08-10T15:06:54Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.1.1","date":"2023-07-18T18:32:38Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.1.0","date":"2023-07-13T20:03:23Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.0.3","date":"2023-05-31T09:53:49Z","type":"stable","version":"v1.0.3"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.0.2-stable","date":"2023-04-24T15:42:41Z","type":"stable","version":"v1.0.2-stable"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.0.1-stable","date":"2023-04-16T17:47:09Z","type":"stable","version":"v1.0.1-stable"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v1.0.0","date":"2023-04-02T20:15:44Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.5-beta","date":"2023-02-21T13:53:13Z","type":"stable","version":"v0.4.5-beta"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.4-beta","date":"2023-01-31T13:07:07Z","type":"stable","version":"v0.4.4-beta"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.3-beta","date":"2023-01-06T05:24:05Z","type":"stable","version":"v0.4.3-beta"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.2-beta","date":"2022-12-05T10:59:39Z","type":"stable","version":"v0.4.2-beta"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.1-beta","date":"2022-11-28T15:24:52Z","type":"stable","version":"v0.4.1-beta"},{"url":"https://github.com/superstreamlabs/memphis/releases/tag/v0.4.0-beta","date":"2022-11-07T21:38:29Z","type":"stable","version":"v0.4.0-beta"}]` | `[{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.5","date":"2023-10-09T11:17:14Z","type":"stable","version":"v4.3.5"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.4","date":"2021-01-17T13:23:31Z","type":"stable","version":"v4.3.4"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.3","date":"2020-09-07T16:26:42Z","type":"stable","version":"v4.3.3"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.2","date":"2019-07-08T16:22:37Z","type":"stable","version":"v4.3.2"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.1","date":"2019-01-12T16:21:50Z","type":"stable","version":"v4.3.1"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.3.0","date":"2018-11-28T20:16:09Z","type":"stable","version":"v4.3.0"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.5","date":"2018-03-23T19:37:59Z","type":"stable","version":"v4.2.5"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.4","date":"2018-03-21T16:03:32Z","type":"stable","version":"v4.2.4"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.3","date":"2017-12-13T13:41:38Z","type":"stable","version":"v4.2.3"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.2","date":"2017-02-18T18:09:59Z","type":"stable","version":"v4.2.2"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.1","date":"2016-12-31T15:30:03Z","type":"stable","version":"v4.2.1"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.0","date":"2016-11-04T10:33:51Z","type":"stable","version":"v4.2.0"},{"url":"https://github.com/zeromq/libzmq/releases/tag/v4.2.0-rc1","date":"2016-11-01T15:31:54Z","type":"prerelease","version":"v4.2.0-rc1"}]` |
| security.scorecard | - | 5.7 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=memphis%2Fmemphis&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=zeromq&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Message Queues)

| Capability | Memphis | ZeroMQ |
|---|:--:|:--:|
| **Core** |  |  |
| Messaging paradigm | Queue | Pub/sub |
| **Correctness** |  |  |
| Delivery guarantee | At-least-once | - |
| Ordering guarantee | Per-partition | - |
| **Durability** |  |  |
| Durable replayable log | ✓ | - |
| Message replay / rewind | ✓ | - |
| **Interop** |  |  |
| Wire protocol | - | ZMTP/3.1 |
| Kafka-protocol compatible | - | - |
| **Scale** |  |  |
| Partitioned horizontal scaling | ✓ | - |
| Geo / cross-region replication | - | - |
| **Consumption** |  |  |
| Consumer groups / competing consumers | ✓ | - |
| Dead-letter queue | ✓ | - |
| **Deployment** |  |  |
| Managed cloud offering exists | ✓ | ✗ |
| Hosting | Cloud + self-hosted | Self-hosted only |
| **Processing** |  |  |
| Built-in stream processing | - | - |

*Source: Vioscale. Generated 2026-09-01T17:39:13.034Z. "-" = undocumented, not absent.*